Joculator turrigera (Watson, 1886). Length, 3 mm; diameter, 0.8 mm. Shell: ovate; with two beaded spirals on each whorl; light yellow brown. Spire: protoconch of five slender, conical white whorls; teleoconch of five convex whorls; suture shallow. Sculpture: spiral sculpture of two close-set, prominent rows of beads with narrower interspaces, and on the last whorl a third nearly smooth cord at the margin of the base; axial sculpture not evident. Aperture: rounded; siphonal notch deep; canal not produced. Color: glistening light yellow-brown. Shells of J. turrigera are the most common of all the cerithiopsids at depths of more than 20 m. J. turrigera was described from the Hawaiian Islands.